Waterdrop WD-K19RF Filter, Replacement for WD-K19-S and WD-K19-H Countertop Reverse Osmosis System, 12-month Lifetime

The K19RF replacement filter is compatible with Waterdrop WD-K19-S,WD-K19-H countertop reverse osmosis system. [Superior Filtration Performance] The innovative RO membrane is designed to reduce TDS, chromium, PFAS, fluoride, arsenic salt, iron, radium nitrate, calcium, particles, chloride, chlorine and heavy metals. [0.0001μm Pore Size] The superior RO membrane of the filter can intercept any impurities larger than 0.0001 micron. This means that it can trap most harmful substances in tap water.